APA (7th ed.) Citation

Edgar, D. (1979). Britain's royal family in the twentieth century: King Edward VII to Queen Elizabeth II. Crown.

Chicago Style (17th ed.) Citation

Edgar, Donald. Britain's Royal Family in the Twentieth Century: King Edward VII to Queen Elizabeth II. New York: Crown, 1979.

MLA (9th ed.) Citation

Edgar, Donald. Britain's Royal Family in the Twentieth Century: King Edward VII to Queen Elizabeth II. Crown, 1979.